Patent US2981639A successfully refreshed from Google Patents.
US2981639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for coating glass articles or the like by means of dipping
Assignee: Individual
•
Filing: 1956-10-15
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Granted: 1961-04-25
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Expires: 1976-10-15
Abstract
No abstract record available.
Inventors
- 👤 Kachele Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:35
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/001; C03C17/003; C03C17/005; B; B05; B05D; B05D1/00; B05D1/18; Y; Y10; Y10S; Y10S118/00; Y10S118/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A CONTINUOUS METHOD OF COATING AN ARTICLE WITH A UNIFORM COATING BY IMMERSING SAID ARTICLE IN A FLUID COATING BATH, WHICH METHOD CONSISTS IN MOVING AT A UNIFORM SPEED A SUCCESSION OR ARTICLES TOWARD SAID COATING BATH, APPLYING AN ACCELERATING FORCE TO ROTATE EACH ARTICLE ABOUT AN AXIS OF ROTATION EXTERNAL TO SAID ARTICLE, SAID ARTICLE HAVING AN INITIAL POSITION IN WHICH SAID AXIS AND SAID ARTICLE ARE HORIZONTALLY ALIGNED, SAID ACCELERATING FORCE ROTATING SAID ARTICLE FROM SAID INITIAL POSITION THROUGH AN ARC OF SUBSTANTIALLY 90* TOWARD SAID BATH TO A SECOND POSITION IN WHICH THE ARTICLE IS IMMERSED, AND IN WHICH SAID ARTICLE AND SAID AXIS ARE VERTICALLY ALIGNED, WITHDRAWING INVERTING EACH ARTICLE BY ROTATION ABOUT SAID AXIS SHORTLY AFTER WITHDRAWAL FROM THE BATH.
Claim 2
Dependent Claim
125 words
A CONTINUOUS METHOD OF COATING AN ARTICLE WITH A UNIFORM COATING BY IMMERSING SAID ARTICLE IN A FLUID COATING BATH, WHICH METHOD CONSISTS IN MOVING AT A UNIFORM SPEED A SUCCESSION OR ARTICLES TOWARD SAID COATING BATH, APPLYING AN ACCELERATING FORCE TO ROTATE EACH ARTICLE ABOUT AN AXIS OF ROTATION EXTERNAL TO SAID ARTICLE, SAID ARTICLE HAVING AN INITIAL POSITION IN WHICH SAID AXIS AND SAID ARTICLE ARE HORIZONTALLY ALIGNED, SAID ACCELERATING FORCE ROTATING SAID ARTICLE FROM SAID INITIAL POSITION THROUGH AN ARC OF SUBSTANTIALLY 90* TOWARD SAID BATH TO A SECOND POSITION IN WHICH THE ARTICLE IS IMMERSED, AND IN WHICH SAID ARTICLE AND SAID AXIS ARE VERTICALLY ALIGNED, WITHDRAWING INVERTING EACH ARTICLE BY ROTATION ABOUT SAID AXIS SHORTLY AFTER WITHDRAWAL FROM THE BATH.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |